Enable Macros Temporarily – for Individual Workbooksīy default, when you first open a macro-enabled workbook you’ll see a yellow “SECURITY WARNING” bar appear just underneath the ribbon. With this in mind, you should always be wary of macro-enabled workbooks that come from other people, and only enable macros for workbooks that you trust. This power is meant extend the functionality of Excel, and it does – but in the wrong hands it can be twisted to spread ransomware, hijack computers for botnets, steal data from databases, send e-mail spam, and otherwise cause havoc on computers and their networks. While mostly used to automate tasks inside Excel, VBA programmers can write powerful macros that can do almost anything with your computer and access any resources it’s connected to. Macros are actually little computer programs, stored in workbooks as VBA code. Enable Macros Permanently – for All Workbooks in a Trusted Locationįirst, it’s important to understand just how dangerous macros can be.Enable Macros Permanently – for Individual Workbooks.Enable Macros Temporarily – for Individual Workbooks.

How to enable macro in excel 2007